About 12,900,000
What is Illinois's population
3,288,800,000 for now that's the approximate population ;p
The population of Owens-Illinois is 24,000.
The population of Southern Illinois is 1,200,000.
According to census.gov, the 2008 population estimate of females in Illinois is 6,489,696 which is 50.8% of the total population in Illinois.
The approximate population of the United States is around 331 million people.
8 million as of 2013.
The population of Illinois Tool Works is 59,000.
illinois rank in population among states
In 2014, the population of Japan was estimated at 126,434,964.
As of 2007, Joliet's population was 145,800.
Almost 13 million people call it home. Illinois's population is quite large compared to many states around it. While states such as Maine and Idaho hover at about 2 million, Illinois has a staggering 12 million (approximately) in its borders.